| |
Date |
Event(s) |
| 1 | 1926 | - 1926: Robert H. Goddard invents liquid-fueled rockets.
|
| 2 | 1927 | - 1927: JWA Morrison invents the first quartz crystal watch.
- 1927: Philo Taylor Farnsworth invents a complete electronic TV system.
- 1927: Technicolor invented.
- 1927: Erik Rotheim patents an aerosol can.
- 1927: Warren Marrison developed the first quartz clock.
- 1927: Philip Drinker invents the iron lung.
|
| 3 | 1928 | - 1928: Bubble gum invented by Walter E. Diemer.
- 1928: Jacob Schick patented the electric shaver.
- 1928: Scottish biologist Alexander Fleming discovers penicillin.
|
| 4 | 1929 | - 1929: Herbert Hoover president of the USA 1929-1933.
- 1929: American, Paul Galvin invents the car radio.
- 1929: Yo-Yo re-invented as an American fad.
|
| 5 | 1930 | - 1930: Scotch tape patented by 3M engineer Richard G. Drew.
- 1930: The "differential analyzer", or analog computer invented by Vannevar Bush at MIT in Boston.
- 1930: Frank Whittle and Dr Hans von Ohain both invent a jet engine.
|
| 6 | 1931 | - 1931: Harold Edgerton invented stop-action photography.
- 1931: Germans Max Knott and Ernst Ruska co-invent the electron microscope.
|
1926 - 1931 (4 years)